Lucio This workflow corresponds to n8n.io template #9543 — we link there as the canonical source.
This workflow follows the Agent → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"nodes": [
{
"id": "42e836f4-219d-4ad7-9f01-aec4aedeaf25",
"name": "Google Gemini Chat Model1",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
-240,
0
],
"parameters": {
"options": {}
},
"credentials": {
"googlePalmApi": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "7f95419d-4916-4aa5-9db4-0f65df350eb9",
"name": "Simple Memory",
"type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
"position": [
-112,
0
],
"parameters": {
"sessionKey": "chat",
"sessionIdType": "customKey"
},
"typeVersion": 1.3
},
{
"id": "7de516ce-cd4a-4628-b59e-30d1008f0e87",
"name": "Structured Output Parser",
"type": "@n8n/n8n-nodes-langchain.outputParserStructured",
"position": [
16,
0
],
"parameters": {
"schemaType": "manual",
"inputSchema": "{\n\t\"title\": \"object\",\n \"description\": \"object\",\n \"tags\": \"object\"\n}"
},
"typeVersion": 1.3
},
{
"id": "a4033f3e-2c8b-4009-b298-c5ea8e6299b4",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-944,
-320
],
"parameters": {
"color": 7,
"width": 388,
"height": 304,
"content": "## Set and Retrieve Information"
},
"typeVersion": 1
},
{
"id": "b9dddc83-b3a2-4935-ae62-a39eb1af3864",
"name": "Output URL",
"type": "n8n-nodes-base.set",
"position": [
448,
-224
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "ffd3b7ab-4ac6-4c71-8ee1-a6c93732a701",
"name": "URL",
"type": "string",
"value": "=https://studio.youtube.com/video/{{ $('Fetches video information').item.json.id }}/translations"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "c84d84a2-6093-436e-9a37-597331d917e0",
"name": "Sticky Note12",
"type": "n8n-nodes-base.stickyNote",
"position": [
-1936,
-448
],
"parameters": {
"width": 678,
"height": 560,
"content": "## YouTube Video Title and Description Translator\n\nIf you want to reach a wider audience, having your video title and description in multiple languages can help you connect with more viewers.\n\n### Requirements\n\n- YouTube Auth (In the **Fetch Video Information** node)\n- Google Gemini (PaLM) API (In the **AI Agent Translator** node)\n\n### How to Use\n\n- (First time only) Set up credentials for your user.\n- Edit the node \"Defines Video ID and Languages\".\n - Modify the REPLACEME value with the video ID to translate.\n - Update the languages and the localizations you want to use.\n- Click the Execute Workflow button.\n- Enjoy your translated video titles and descriptions!\n\n\n"
},
"typeVersion": 1
},
{
"id": "ffdab92b-7d0a-460d-a4a5-5929a8d4695c",
"name": "Fetches video information",
"type": "n8n-nodes-base.youTube",
"position": [
-704,
-224
],
"parameters": {
"options": {},
"videoId": "={{ $json.video }}",
"resource": "video",
"operation": "get"
},
"credentials": {
"youTubeOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 1
},
{
"id": "8ec32768-a9c3-4dfd-9b96-2b88f81fcaed",
"name": "Check languages to translate",
"type": "n8n-nodes-base.code",
"position": [
-464,
-224
],
"parameters": {
"jsCode": "// Get default language from the incoming item\nconst defaultLang = $input.first().json?.snippet?.defaultLanguage ?? 'en';\n\n// Get your mapping of name -> code from the node named: When clicking \u2018Execute workflow\u2019\nconst nameToCode = $('Defines Video ID and Languages').first().json.languages || {};\n\n// Build result excluding the default language\nconst entries = Object.entries(nameToCode).filter(([, code]) => code !== defaultLang);\n\nconst languages = entries.map(([name]) => name);\nconst keys = Object.fromEntries(entries);\n\n// Return a single item with the desired JSON\nreturn [\n {\n json: {\n defaultLang, // e.g. defaults to en\n languages, // e.g. [\"spanish\",\"japanese\"]\n keys // e.g. { spanish: \"es\", japanese: \"ja\" }\n }\n }\n];"
},
"typeVersion": 2
},
{
"id": "f513101f-9911-48d8-bd49-a5ddfbb8e00d",
"name": "AI Agent Translator",
"type": "@n8n/n8n-nodes-langchain.agent",
"maxTries": 2,
"position": [
-192,
-224
],
"parameters": {
"text": "=Translate the youtube video which has a default language of {{ $json.defaultLang }}, to {{ $json.languages }}.\n\nThis is the title: {{ $('Fetches video information').item.json.snippet.title }}\n\nand the description: {{ $('Fetches video information').item.json.snippet.description }}\n\nYou may suggest tags \n\nReturn only the translated languages in json format, with this structure:\n\n{\n \"LANGUAGE KEY 1\": { \"title\": \"Example\", \"description\": \"Example desc\" },\n \"LANGUAGE KEY 2\": { \"title\": \"Ejemplo\", \"description\": \"Desc Ejemplo\" },\n}",
"options": {},
"promptType": "define",
"hasOutputParser": true
},
"retryOnFail": true,
"typeVersion": 2.2,
"waitBetweenTries": 5000
},
{
"id": "9861fb97-a088-45e1-baad-2f3e4b0d52e0",
"name": "Updates Video Localization",
"type": "n8n-nodes-base.httpRequest",
"position": [
208,
-224
],
"parameters": {
"url": "https://www.googleapis.com/youtube/v3/videos?part=snippet,localizations",
"method": "PUT",
"options": {},
"jsonBody": "={{\n{\nid: $(\"Fetches video information\").item.json.id,\nsnippet: {\ndefaultLanguage: $('Check languages to translate').item.json.defaultLang,\ntitle: $('Fetches video information').item.json.snippet.title,\ndescription: $('Fetches video information').item.json.snippet.description,\ncategoryId: $('Fetches video information').item.json.snippet.categoryId,\ntags: $('Fetches video information').item.json.snippet.tags\n},\nlocalizations: $json.output\n}\n}}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"authentication": "predefinedCredentialType",
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"nodeCredentialType": "youTubeOAuth2Api"
},
"credentials": {
"youTubeOAuth2Api": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "2d36fc0b-bd82-4b8a-a6c1-1a78d3e499e9",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-528,
-320
],
"parameters": {
"color": 7,
"width": 628,
"height": 304,
"content": "## Language Translation"
},
"typeVersion": 1
},
{
"id": "11660cdc-4c28-4ecd-9898-684010a5bbd7",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
128,
-320
],
"parameters": {
"color": 7,
"width": 580,
"height": 304,
"content": "## Update Localization and Return YouTube URL"
},
"typeVersion": 1
},
{
"id": "93132f37-61eb-4de7-9e75-d9703b95c486",
"name": "When clicking 'Execute workflow'",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-1120,
-224
],
"parameters": {},
"typeVersion": 1
},
{
"id": "b538cca6-dead-408f-9648-b2683099b345",
"name": "Defines Video ID and Languages",
"type": "n8n-nodes-base.set",
"position": [
-896,
-224
],
"parameters": {
"mode": "raw",
"options": {},
"jsonOutput": "{\n \"video\": \"REPLACEME\",\n \"languages\": {\n \"english\": \"en\",\n \"spanish\": \"es-419\",\n \"japanese\": \"ja\"\n }\n}\n",
"includeOtherFields": true
},
"typeVersion": 3.4
}
],
"connections": {
"Simple Memory": {
"ai_memory": [
[
{
"node": "AI Agent Translator",
"type": "ai_memory",
"index": 0
}
]
]
},
"AI Agent Translator": {
"main": [
[
{
"node": "Updates Video Localization",
"type": "main",
"index": 0
}
]
]
},
"Structured Output Parser": {
"ai_outputParser": [
[
{
"node": "AI Agent Translator",
"type": "ai_outputParser",
"index": 0
}
]
]
},
"Fetches video information": {
"main": [
[
{
"node": "Check languages to translate",
"type": "main",
"index": 0
}
]
]
},
"Google Gemini Chat Model1": {
"ai_languageModel": [
[
{
"node": "AI Agent Translator",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"Updates Video Localization": {
"main": [
[
{
"node": "Output URL",
"type": "main",
"index": 0
}
]
]
},
"Check languages to translate": {
"main": [
[
{
"node": "AI Agent Translator",
"type": "main",
"index": 0
}
]
]
},
"Defines Video ID and Languages": {
"main": [
[
{
"node": "Fetches video information",
"type": "main",
"index": 0
}
]
]
},
"When clicking 'Execute workflow'": {
"main": [
[
{
"node": "Defines Video ID and Languages",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
googlePalmApiyouTubeOAuth2Api
Pro
For the full experience including quality scoring and batch install features for each workflow upgrade to Pro
About this workflow
If you want to reach a wider audience, having your video titles and descriptions in multiple languages can help you connect with more viewers. This template provides the configuration needed to generate translations and update them directly on YouTube. Defines Video ID and…
Source: https://n8n.io/workflows/9543/ — original creator credit. Request a take-down →
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